package com.nuc.cloud.resp;

import lombok.Getter;

import java.util.Arrays;

@Getter
public enum ResultCodeEnum {
    //1.举值
    /**
     * 操作失败
     **/
    RC999("999", "操作XXX失败"),
    /**
     * 操作成功
     **/
    RC200("200", "success"),
    /**
     * 服务降级
     **/
    RC201("201", "服务开启降级保护,请稍后再试!"),
    /**
     * 热点参数限流
     **/
    RC202("202", "热点参数限流,请稍后再试!"),
    /**
     * 系统规则不满足
     **/
    RC203("203", "系统规则不满足要求,请稍后再试!"),
    /**
     * 授权规则不通过
     **/
    RC204("204", "授权规则不通过,请稍后再试!"),
    /**
     * access_denied
     **/
    RC403("403", "无访问权限,请联系管理员授予权限"),
    /**
     * access_denied
     **/
    RC401("401", "匿名用户访问无权限资源时的异常"),
    RC404("404", "404页面找不到的异常"),
    /**
     * 服务异常
     **/
    RC500("500", "系统异常，请稍后重试"),
    RC375("375", "数学运算异常，请稍后重试"),

    INVALID_TOKEN("2001", "访问令牌不合法"),
    ACCESS_DENIED("2003", "没有权限访问该资源"),
    CLIENT_AUTHENTICATION_FAILED("1001", "客户端认证失败"),
    USERNAME_OR_PASSWORD_ERROR("1002", "用户名或密码错误"),
    BUSINESS_ERROR("1004", "业务逻辑异常"),
    UNSUPPORTED_GRANT_TYPE("1003", "不支持的认证模式");

    //2.构造
    private final String code;
    private final String message;

    ResultCodeEnum(String code, String message) {
        this.code = code;
        this.message = message;
    }

    //3.遍历
    //3.1传统版
    public static ResultCodeEnum getReturnCodeEnumV1(String code){
        for (ResultCodeEnum element: ResultCodeEnum.values()){
            if (element.getCode().equalsIgnoreCase(code)){
                return element;
            }
        }
        return null;
    }

    //3.2 stream流式计算版
    public static ResultCodeEnum getReturnCodeEnumV2(String code){
        return Arrays.stream(ResultCodeEnum.values())
                .filter(x -> x.getCode().equalsIgnoreCase(code))
                .findFirst()
                .orElse(null);
    }

    public static void main(String[] args) {
        System.out.println(getReturnCodeEnumV1("200"));
        System.out.println(getReturnCodeEnumV1("200").getCode());
        System.out.println(getReturnCodeEnumV1("200").getMessage());
        System.out.println(getReturnCodeEnumV2("404"));
        System.out.println(getReturnCodeEnumV2("404").getCode());
        System.out.println(getReturnCodeEnumV2("404").getMessage());
    }

}

